package com.merry.mq.exchange.topic;

import com.merry.mq.utils.RabbitMQUtils;
import com.rabbitmq.client.Channel;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeoutException;

/**
 * @author frx
 * @version 1.0
 * @date 2022/7/24  22:44
 * desc:生产者
 */
public class EmitLogTopic {

    //交换机的名称
    public static final String EXCHANGE_NAME = "topic_logs";

    public static void main(String[] args) throws IOException, TimeoutException {
        Channel channel = RabbitMQUtils.getChannel();
        /**
         * Q1-->绑定的是
         *      中间带 orange 带 3 个单词的字符串(*.orange.*)
         * Q2-->绑定的是
         *      最后一个单词是 rabbit 的 3 个单词(*.*.rabbit)
         *      第一个单词是 lazy 的多个单词(lazy.#)
         */
        HashMap<String, String> bindingKeyMap = new HashMap<>();
        bindingKeyMap.put("quick.orange.rabbit", "被队列 Q1Q2 接收到");
        bindingKeyMap.put("lazy.orange.elephant", "被队列 Q1Q2 接收到");
        bindingKeyMap.put("quick.orange.fox", "被队列 Q1 接收到");
        bindingKeyMap.put("lazy.brown.fox", "被队列 Q2 接收到");
        bindingKeyMap.put("lazy.pink.rabbit", "虽然满足两个绑定但只被队列 Q2 接收一次");
        bindingKeyMap.put("quick.brown.fox", "不匹配任何绑定不会被任何队列接收到会被丢弃");
        bindingKeyMap.put("quick.orange.male.rabbit", "是四个单词不匹配任何绑定会被丢弃");
        bindingKeyMap.put("lazy.orange.male.rabbit", "是四个单词但匹配 Q2");
        for (Map.Entry<String,String> bindingKeyEntry : bindingKeyMap.entrySet()){
            String routingKey = bindingKeyEntry.getKey();
            String message = bindingKeyEntry.getValue();

            channel.basicPublish(EXCHANGE_NAME,routingKey,null,message.getBytes("UTF-8"));
            System.out.println("生产者发出消息:"+message);
        }
    }
}
